What are the responsibilities and job description for the Infrastructure Engineer - IS Systems Specialist III (Open & Promotional) position at County of San Mateo, CA?
Salary : $132,496.00 - $165,609.60 Annually
Location : County of San Mateo, CA
Job Type : Regular
Job Number : V278H
Department : Information Services Department
Opening Date : 02 / 20 / 2025
Bargaining Unit : 35
Description
The County of San Mateo's Information Services Department seeks a qualified Infrastructure Engineer . Under general supervision, this individual performs the most complex and varied technical tasks related to the configuration, troubleshooting, maintenance, and monitoring of the County's infrastructure; serves as a technical leader and subject matter expert in specific area(s); designs, analyzes, manages, and maintains multiple physical and virtual server infrastructures and storage systems ensuring proper integration of these components with existing system architecture; configures, manages, and monitors backup infrastructure; provides recommendations, support, and training to other information services support staff and County users in areas of responsibility; and performs related work as required.
SUPERVISION RECEIVED AND EXERCISED
Receives general supervision from assigned IS Systems Supervisor. May exercise technical and functional direction over and provides training to lower-level staff on a project basis.
CLASS CHARACTERISTICS
This is the advanced journey class in the IS Systems Specialist series. Incumbents serve as subject matter experts in specific area(s), perform complex and varied technical support, provide analytical support for County-wide infrastructure, and frequently solve problems requiring analysis of unique issues or problems without precedent and / or structure. Incumbents serve as technical lead for assigned projects. Employees at this level are required to be fully trained in all procedures related to assigned area(s) of responsibility, working with a high degree of independent judgment, tact, and initiative. This classification is distinguished from the IS Systems Specialist II by the complexity and size of the applications supported and the amount of discretion exercised when solving problems and developing resolutions. This classification is further distinguished from the IS Senior Systems Specialist in that the latter is responsible for the daily technical and functional direction of assigned staff, work is performed within a broad framework of general policy requiring creativity and resourcefulness to accomplish goals and objectives, applies concepts, plans, and strategies which may deviate from established methods and practices, and regularly leads projects of critical importance and substantial consequence of success or failure to the County.
The ideal candidate for this position will have :
- 10 years of industry experience.
- Deep technical knowledge of virtualized infrastructure, Linux and Windows Operating Systems, and data center management.
- Strong understanding of active directory domain services, storage environments, data center management, disaster recovery solutions, and backup environments.
- Understanding of cloud computing,
- Strong interpersonal and communication skills.
- Experience providing IT support at a hospital.
- Experience supporting Hyperconverged solutions in a virtual environment.
- Experience installing, configuring, and supporting a VMware Horizon virtual desktop environment.
Examples Of Duties
Management reserves the rights to add, modify, change, or rescind the work assignments of different positions and to make reasonable accommodations so that qualified employees can perform the functions of the job.
Qualifications
Knowledge of :
Skill / Ability to :
Education and Experience :
Any combination of training and experience that would provide the required knowledge, skills, and abilities is qualifying. A typical way to obtain the required qualifications would be :
Equivalent to graduation from an accredited four-year college or university with major coursework in management information systems, computer science, or a related field and four (4) years of increasingly responsible experience in supporting and implementing information technology infrastructure and / or server administration and specific to the specialty area assigned which includes data center management, IT facilities management, storage and backup, server management and server operating systems, and / or configuration management and event management. Additional related experience may substitute for education requirement on a year-for-year basis, up to four (4) years.
Licenses and Certifications :
Physical Demands
Must possess mobility to work in a standard office setting and use standard office equipment, including a computer; vision to read printed materials and a computer screen; and hearing and speech to communicate in person and over the telephone. Standing in and walking between work areas is frequently required. Finger dexterity is needed to access, enter, and retrieve data using a computer keyboard or calculator and to operate standard office equipment. Positions in this classification frequently bend, stoop, kneel, and reach to perform assigned duties, as well as push and pull drawers open and closed to retrieve and file information. Employees must possess the ability to lift and carry materials and objects up to 50 pounds with the use of proper equipment and push and pull materials and objects up to 100 pounds with the use of proper equipment.
Environmental Elements
Employees work in an office environment with moderate levels, controlled temperature conditions, and no direct exposure to hazardous physical substances. Employees may interact with upset staff when providing infrastructure support services.
Application / Examination
Open and Promotional. Anyone may apply. Current County of San Mateo and County of San Mateo Superior Court of California employees with at least six months (1040 hours) of continuous service in a classified regular, probationary, extra help / limited term positions prior to the final filing date will receive five points added to their final passing score on this examination.
The examination process will consist of an application screening (weight : pass / fail) based on the candidates' application and responses to the supplemental questions. Candidates who pass the application screening will be invited to a panel interview (weight : 100%). Depending on the number of applicants an application appraisal of education and experience may be used in place of other examinations or further evaluation of work experience may be conducted to group applicants by level of qualifications. All applicants who meet the minimum qualifications are not guaranteed advancement through any subsequent phase of the examination. All examinations will be given in San Mateo County, California and applicants must participate at their own expense.
Applications for this position will only be accepted online. If you are currently on the County's website, you may click the 'Apply Online' button above or below. If you are not on the County's website, please go to to apply. A supplemental application form must be submitted in addition to the standard County employment application form. A resume will not be accepted as a substitute for the required application materials.
TENTATIVE RECRUITMENT SCHEDULE Final Filing Date : Continuous until filled Screening : TBD Combined Panel Interviews : TBD
About the County San Mateo County is centrally located between San Francisco, San Jose, and the East Bay. With over 750,000 residents, San Mateo is one of the largest and most diverse counties in California and serves a multitude of culturally, ethnically, and linguistically diverse communities.
The County of San Mateo, as an employer, is committed to advancing equity to ensure that all employees are welcomed in a safe and inclusive environment. The County seeks to hire, support, and retain employees who reflect our diverse community. We encourage applicants with diverse backgrounds and lived experiences to apply. Eighty percent of employees surveyed stated that they would recommend the County as a great place to work. The County of San Mateo is an equal opportunity employer committed to fostering diversity, equity, and inclusion at all levels.
Analyst : Arlene Cahill (IS Systems Specialist III - V278)
Please visit for a complete listing of all benefits for this classification.
Benefits are offered to eligible employees of the County of San Mateo. All benefits are subject to change.
NOTE : Employees hired on or after January 1, 2013 may be subject to new Pension Reform retirement laws.
As an additional benefit, the County offers extensive training and development programs designed to improve skills and enhance career opportunities. Most programs are offered on County time at no cost to you.
County employees are also covered by the federal Social Security system and earn benefits for retirement based on salary and time worked.
IMPORTANT : Applicants for this position are required to submit responses to the following supplemental questions. Your responses will give us additional information about your background and experience related to this position, will weigh heavily in the screening process, and will be used in the selection process. Be concise, specific and complete. Neatness, clarity of expression, grammar, spelling and ability to follow instructions will be considered in the evaluation process. A resume will not be accepted as a substitute for your responses to these questions. I have read and understand these instructions.
Please describe your experience with hyperconverged storage and what benefits you think it provides over a traditional storage stack? Walk us through the steps you would take to deploy and configure a new virtual machine using VMware's vCenter.
Please describe how your background and experiences have prepared you to be a strong team player in the areas of active directory domain services, storage environments, data center management, disaster recovery solutions, and backup environments, and cloud computing. A resume will not be accepted as a substitute for your response.
A customer opens a ticket stating their VM is "running slow". a) How would you troubleshoot this complaint? b) List the tools you have prior experience using.
Required Question
Salary : $132,496 - $165,610
